Emergency light



FIG. 1 is a front elevational view thereof;

FIG. 2 is a left side elevational view with the right side being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken-line showing of the words, "The Emergency Light", is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an emergency light, as shown and described. 